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<h2><a href="closure_goog_testing_graphics.js.html">graphics.js</a></h2>

<pre class="prettyprint lang-js">
<a name="line1"></a>// Copyright 2008 The Closure Library Authors. All Rights Reserved.
<a name="line2"></a>//
<a name="line3"></a>// Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);
<a name="line4"></a>// you may not use this file except in compliance with the License.
<a name="line5"></a>// You may obtain a copy of the License at
<a name="line6"></a>//
<a name="line7"></a>//      http://www.apache.org/licenses/LICENSE-2.0
<a name="line8"></a>//
<a name="line9"></a>// Unless required by applicable law or agreed to in writing, software
<a name="line10"></a>// distributed under the License is distributed on an &quot;AS-IS&quot; BASIS,
<a name="line11"></a>// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
<a name="line12"></a>// See the License for the specific language governing permissions and
<a name="line13"></a>// limitations under the License.
<a name="line14"></a>
<a name="line15"></a>/**
<a name="line16"></a> * @fileoverview Testing utilities for DOM related tests.
<a name="line17"></a> *
<a name="line18"></a> * @author robbyw@google.com (Robby Walker)
<a name="line19"></a> */
<a name="line20"></a>
<a name="line21"></a>goog.provide(&#39;goog.testing.graphics&#39;);
<a name="line22"></a>
<a name="line23"></a>goog.require(&#39;goog.graphics.Path.Segment&#39;);
<a name="line24"></a>goog.require(&#39;goog.testing.asserts&#39;);
<a name="line25"></a>
<a name="line26"></a>
<a name="line27"></a>/**
<a name="line28"></a> * Array mapping numeric segment constant to a descriptive character.
<a name="line29"></a> * @type {Array.&lt;string&gt;}
<a name="line30"></a> * @private
<a name="line31"></a> */
<a name="line32"></a>goog.testing.graphics.SEGMENT_NAMES_ = function() {
<a name="line33"></a>  var arr = [];
<a name="line34"></a>  arr[goog.graphics.Path.Segment.MOVETO] = &#39;M&#39;;
<a name="line35"></a>  arr[goog.graphics.Path.Segment.LINETO] = &#39;L&#39;;
<a name="line36"></a>  arr[goog.graphics.Path.Segment.CURVETO] = &#39;C&#39;;
<a name="line37"></a>  arr[goog.graphics.Path.Segment.ARCTO] = &#39;A&#39;;
<a name="line38"></a>  arr[goog.graphics.Path.Segment.CLOSE] = &#39;X&#39;;
<a name="line39"></a>  return arr;
<a name="line40"></a>}();
<a name="line41"></a>
<a name="line42"></a>
<a name="line43"></a>/**
<a name="line44"></a> * Test if the given path matches the expected array of commands and parameters.
<a name="line45"></a> * @param {Array.&lt;string|number&gt;} expected The expected array of commands and
<a name="line46"></a> *     parameters.
<a name="line47"></a> * @param {goog.graphics.Path} path The path to test against.
<a name="line48"></a> */
<a name="line49"></a>goog.testing.graphics.assertPathEquals = function(expected, path) {
<a name="line50"></a>  var actual = [];
<a name="line51"></a>  path.forEachSegment(function(seg, args) {
<a name="line52"></a>    actual.push(goog.testing.graphics.SEGMENT_NAMES_[seg]);
<a name="line53"></a>    Array.prototype.push.apply(actual, args);
<a name="line54"></a>  });
<a name="line55"></a>  assertEquals(expected.length, actual.length);
<a name="line56"></a>  for (var i = 0; i &lt; expected.length; i++) {
<a name="line57"></a>    if (goog.isNumber(expected[i])) {
<a name="line58"></a>      assertTrue(goog.isNumber(actual[i]));
<a name="line59"></a>      assertRoughlyEquals(expected[i], actual[i], 0.01);
<a name="line60"></a>    } else {
<a name="line61"></a>      assertEquals(expected[i], actual[i]);
<a name="line62"></a>    }
<a name="line63"></a>  }
<a name="line64"></a>};
</pre>


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